|Actually, this is probably the phone he was looking for.|
I spent this weekend visiting my dad and checking up on his care; while there, I had to reassure one of his (very concerned) neighbors that my brother was NOT, in fact, stealing all my father's money and taking away his phone so he couldn't call for help.
In other words, if you are going to let an elderly parent suffering from dementia take a walk around the block by himself? You might want to find out what he is saying to people while he's out there.
[Phone image: Low-Tech Times]